71 lines
2.0 KiB
PHP
71 lines
2.0 KiB
PHP
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<?php
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/*
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Copyright 2010 Pieter Iserbyt
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This file is part of Pamela.
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Pamela is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Pamela is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Pamela. If not, see <http://www.gnu.org/licenses/>.
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*/
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require_once("lib/db.php");
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function data_check_table() {
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static $table_exists = FALSE;
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// already checked? skip...
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if ($table_exists == TRUE) {
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return;
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}
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// get db handle
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$db = get_db();
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// already in db? skip and remember...
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$q = $db->query("select name from sqlite_master where type='table' and name='data'");
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if ($q->fetchArray()) {
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$table_exists = TRUE;
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return;
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}
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// create the table and remember...
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$table_exists = $db->exec("create table data (data text unique on conflict replace, committime integer)");
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}
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function data_get() {
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$results = array();
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data_check_table();
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$db = get_db();
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$q = $db->query("select data from data where committime > strftime('%s','now') - ".DATA_TTL);
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if (!$q) return $results;
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while($row = $q->fetchArray(SQLITE3_ASSOC)) {
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$results[] = $row['data'];
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}
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return $results;
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}
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function data_add($data) {
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$db = get_db();
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data_check_table();
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$data = $db->escapeString($data);
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#echo "insert or replace into data values (\"$data\", strftime('%s','now'))\n";
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$result = $db->exec("insert or replace into data values (\"$data\", strftime('%s','now'))");
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if (!$result)
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echo "ERROR: ".$db->lastErrorMsg()."\n";
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}
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function data_purge() {
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$db = get_db();
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data_check_table();
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return $db->exec("delete from data where committime <= strftime('%s','now') - ".DATA_TTL);
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}
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